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Finding the Fourth Proportional to 317,922.99, 476,958.35 and 93,274.35

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Solution

The fourth proportional to 317,922.99, 476,958.35 and 93,274.35 is: 139,933.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,922.99 : 476,958.35 = 93,274.35 : x
  2. Step 2: Convert to fraction form
    317,922.99/476,958.35 = 93,274.35/x
  3. Step 3: Cross multiply
    317,922.99x = 476,958.35 × 93,274.35
  4. Step 4: Simplify right side
    317,922.99x = 44,487,979,606.95
  5. Step 5: Solve for x
    x = 44,487,979,606.95/317,922.99
  6. Step 6: Final answer
    x = 139,933.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.